United Kingdom. A single implant contraceptive containing etonorgestrel (Implanon: Organon) should be available by June or July 1999.

The implant is inserted under the skin of the upper arm. Fertility returns quickly, usually within the first menstrual cycle, after the implant is removed. Irregular menstrual bleeding can occur and reported adverse effects have included acne, mood changes and weight gain.

Before marketing the product, the manufacturer plans to carry out a training programme on insertion and removal of the device.

Reference: The Pharmaceutical Journal 261, p. 767, 13 February 1999.